JE

John Charles Ehmke

RTX (Raytheon): 2 patents #23 of 485Top 5%
📍 Garland, TX: #11 of 118 inventorsTop 10%
🗺 Texas: #1,050 of 8,731 inventorsTop 15%
Overall (2004): #58,283 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6803534 Membrane for micro-electro-mechanical switch, and methods of making and using it Shea Chen, Brandon W. Pillans, Zhimin Jamie Yao 2004-10-12
6700172 Method and apparatus for switching high frequency signals Charles L. Goldsmith, Zhimin Jamie Yao, Susan M. Eshelman 2004-03-02